87561575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{773}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 114019488

約数和(自身を除く): 26457913

約数列:

[1, 5, 23, 25, 115, 197, 575, 773, 985, 3865, 4531, 4925, 17779, 19325, 22655, 88895, 113275, 152281, 444475, 761405, 3502463, 3807025, 17512315, 87561575]

約数ペア:

[(1, 87561575), (5, 17512315), (23, 3807025), (25, 3502463), (115, 761405), (197, 444475), (575, 152281), (773, 113275), (985, 88895), (3865, 22655), (4531, 19325), (4925, 17779)]